For instance, when using flat-bottomed cutter to process curved surface, negative margin cannot be offered.

如在使用平底刀做曲面加工时，不能给负余量。

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For grinding HSS and carbide engraving cutter as well as single lip or multiple lip cutters of various shapes such as radiused cutters or negative taper Angle of cutters.

该机可用于磨削各类形似半圆角或反锥角的高速钢和硬质合金雕刻刀具和单边或多边刀具。

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Analysis is conducted for the variation of cutting force during the cutting process and the effect of negative shearing on the cutter damage is pointed out.

分析了切削过程中切削力的变化情况，并指出负剪切现象对刀具破损的影响。

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